diff --git a/backend/app/core/config.py b/backend/app/core/config.py
new file mode 100644
index 0000000..622172a
--- /dev/null
+++ b/backend/app/core/config.py
@@ -0,0 +1,27 @@
+"""Application configuration."""
+from pydantic_settings import BaseSettings
+from typing import List
+
+class Settings(BaseSettings):
+    """Application settings."""
+    
+    APP_NAME: str = "Family Hub"
+    APP_VERSION: str = "0.1.0"
+    DEBUG: bool = True
+    
+    # Database
+    DATABASE_URL: str = "sqlite:///./family_hub.db"
+    
+    # Security
+    SECRET_KEY: str = "your-secret-key-change-this-in-production"
+    ALGORITHM: str = "HS256"
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = 30
+    
+    # CORS
+    ALLOWED_ORIGINS: List[str] = ["http://localhost:5173", "http://localhost:3000"]
+    
+    class Config:
+        env_file = ".env"
+        case_sensitive = True
+
+settings = Settings()